0.5(5.5-6)-0.4(5.5-5)+0.3(5.5-4)=0

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Solution for 0.5(5.5-6)-0.4(5.5-5)+0.3(5.5-4)=0 equation: 


Simplifying
0.5(5.5 + -6) + -0.4(5.5 + -5) + 0.3(5.5 + -4) = 0

Combine like terms: 5.5 + -6 = -0.5
0.5(-0.5) + -0.4(5.5 + -5) + 0.3(5.5 + -4) = 0

Multiply 0.5 * -0.5
-0.25 + -0.4(5.5 + -5) + 0.3(5.5 + -4) = 0

Combine like terms: 5.5 + -5 = 0.5
-0.25 + -0.4(0.5) + 0.3(5.5 + -4) = 0

Multiply -0.4 * 0.5
-0.25 + -0.2 + 0.3(5.5 + -4) = 0

Combine like terms: 5.5 + -4 = 1.5
-0.25 + -0.2 + 0.3(1.5) = 0

Multiply 0.3 * 1.5
-0.25 + -0.2 + 0.45 = 0

Combine like terms: -0.25 + -0.2 = -0.45
-0.45 + 0.45 = 0

Combine like terms: -0.45 + 0.45 = 0.00
0.00 = 0

Solving
0.00 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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